harfbuzz: update to 2.6.0.

srcpkgs/harfbuzz/template

@@ -1,7 +1,7 @@
 # Template file for 'harfbuzz'
 pkgname=harfbuzz
-version=2.5.3
-revision=2
+version=2.6.0
+revision=1
 build_style=gnu-configure
 configure_args="--with-glib --with-freetype --with-cairo --with-icu --with-graphite2"
 hostmakedepends="automake glib-devel libtool pkg-config"
@@ -12,7 +12,7 @@ license="MIT"
 homepage="http://www.freedesktop.org/wiki/Software/HarfBuzz/"
 changelog="https://raw.githubusercontent.com/harfbuzz/harfbuzz/master/NEWS"
 distfiles="${FREEDESKTOP_SITE}/harfbuzz/release/${pkgname}-${version}.tar.xz"
-checksum=fed00dc797b7ba3ca943225f0a854baaed4c1640fff8a31d455cd3b5caec855c
+checksum=9cf7d117548265f95ca884e2f4c9fafaf4e17d45a67b11107147b79eed76c966
 
 pre_configure() {
 	autoreconf -fi